Inventor
NUKAGA JUN
JP10 patents
⚠️ This page may combine multiple inventors who share the name “NUKAGA JUN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
9 patentsUS10755442B2Aug 25, 2020
Oil leakage detector and oil leakage detection method and image processing unit
HITACHI LTD2 citations71
US10234355B2Mar 19, 2019
Leakage oil detection system
HITACHI LTD2 citations71
US9898830B2Feb 20, 2018
Oil leakage detector and oil leakage detection method
HITACHI LTD4 citations71
US5837955ANov 17, 1998
Gas circuit breaker
HITACHI LTD3 citations62
US11070039B2Jul 20, 2021
Insulation spacer and gas insulation shutoff apparatus using the insulation spacer
HITACHI LTD1 citations55
US10113933B2Oct 30, 2018
Leakage oil detector system and method
HITACHI LTD1 citations50
US10991529B2Apr 27, 2021
Gas-blast circuit breaker
HITACHI LTD0 citations48
US9613762B2Apr 4, 2017
Power switchgear
HITACHI LTD1 citations45
US10090095B2Oct 2, 2018
Stationary induction electrical apparatus
HITACHI LTD0 citations41